CN112312268B

CN112312268B - Head earphone

Info

Publication number: CN112312268B
Application number: CN202011393434.4A
Authority: CN
Inventors: 许�鹏; 隋松亮; 曹中利
Original assignee: Goertek Techology Co Ltd
Current assignee: Goertek Techology Co Ltd
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2023-01-20
Anticipated expiration: 2040-12-02
Also published as: CN112312268A

Abstract

The invention discloses a head-wearing earphone, which comprises a head strip and earshells respectively arranged at two ends of the head strip, wherein the head strip is provided with a connecting end, the outer wall of the connecting end is provided with a stop groove, and each earshell comprises: the shell is provided with a containing cavity, and a first jack communicated with the containing cavity is arranged on the shell; the plug assembly is arranged in the accommodating cavity, and the connecting end of the head strip is inserted into the accommodating cavity from the first jack and is plugged with the plug assembly; the stop piece is arranged in the accommodating cavity in a switchable manner between a locking position and an unlocking position, and is inserted into the stop groove when being in the locking position, so as to limit the connection end from being separated from the plug-in assembly; the stop member is withdrawn from the stopper groove when the stop member is located at the unlock position, and is used for releasing the separation limit of the connection end and the connector assembly. The invention can facilitate the fixation and disassembly of the head strip of the headphone.

Description

Head earphone

Technical Field

The invention relates to the field of audio output equipment, in particular to a headset.

Background

With the continuous development of the headset, the headset becomes an indispensable product component in the market headset industry. At present, the headset is assembled into a whole, the whole headset is very complicated to disassemble and assemble, and the personalized requirements of users on earshells with different functions and appearances are not met; after the earphone is quickly replaced, the communication between the head-wearing strip and the earmuff is also a technical difficulty. The head strip of the existing headset is usually fixed in the earmuff, so that the headset is inconvenient to disassemble and adjust.

Disclosure of Invention

The invention mainly aims to provide a headset, aiming at solving the problem that the existing headset is inconvenient to assemble and disassemble.

In order to achieve the above object, the present invention provides a headphone, including a headband and earmuffs respectively disposed at two ends of the headband, the headband having a connection end, a stop groove being disposed on an outer wall of the connection end, the earmuff including:

the shell is provided with a containing cavity, and a first jack communicated with the containing cavity is arranged on the shell;

the plug assembly is arranged in the accommodating cavity, and the connecting end of the head strip is inserted into the accommodating cavity from the first jack and is plugged with the plug assembly; and

the stop piece is arranged in the accommodating cavity in a switchable manner between a locking position and an unlocking position, and is inserted into the stop groove when being in the locking position so as to limit the connection end from being separated from the plug-in assembly; the stop member is withdrawn from the stopper groove when the stop member is located at the unlock position, and is used for releasing the separation limit of the connection end and the connector assembly.

Optionally, an unlocking hole is formed in the housing, and an unlocking device is inserted into the accommodating cavity to operate the stop member to switch between the locking position and the unlocking position.

Optionally, a first elastic piece is arranged on the plug-in assembly, one end, far away from the unlocking hole, of the stop piece is connected with the first elastic piece, and the unlocking device drives the stop piece to be elastically switched between the locking position and the unlocking position.

Optionally, a sliding groove is formed in the connector assembly, the stop member is arranged in the sliding groove, and the sliding groove is used for guiding the stop member to be slidably switched between the locking position and the unlocking position.

Optionally, the sliding groove is an arc-shaped groove arranged along the circumferential direction of the plug-in assembly; the stopper includes:

the main body is arranged in the sliding groove, connected with the first elastic piece and provided with two opposite ends, and when the stop piece is positioned at the locking position, the two ends of the main body are respectively positioned at two sides of the radial direction of the connecting end;

the protrusion part is arranged at one end of the main body and faces the unlocking hole; and

the positioning part is arranged at the other end of the main body, and the unlocking device is used for abutting against the protruding part so as to enable the positioning part to be elastically switched between the locking position and the unlocking position.

Optionally, the stop groove is annularly arranged along the circumferential direction of the connecting end.

Optionally, the connector assembly is rotatably disposed in the accommodating cavity.

Optionally, the connecting end is provided with a limiting concave surface, the connector assembly is provided with a limiting convex part, and when the connecting end is plugged with the connector assembly, the limiting convex part is used for limiting the relative rotation of the connecting end and the connector assembly when the limiting concave surface abuts against the limiting convex surface.

Optionally, the connector assembly comprises:

the connector is rotatably arranged in the accommodating cavity, the connecting end is inserted into the accommodating cavity from the first jack, one of the connector and the connecting end is provided with a second jack, the other one of the connector and the connecting end is provided with a plug, and the plug is connected with the second jack in an inserting mode.

Optionally, the connector assembly further comprises:

the rotary positioning block is rotatably arranged in the accommodating cavity and is arranged close to the first jack, the connector is fixedly connected with one end of the rotary positioning block, which is far away from the first jack, and the stop piece is arranged on the rotary positioning block;

and a third jack is arranged on the rotary positioning block, and the connecting end is inserted into the accommodating cavity from the first jack and penetrates through the third jack to be spliced with the connector.

Optionally, one of the end of the rotary positioning block far away from the first insertion hole and the connector is provided with a second limiting member, and the other end of the rotary positioning block is provided with a second limiting groove, and the second limiting member is embedded in the second limiting groove.

Optionally, the earshell further comprises:

the sliding block support is arranged in the containing cavity, a locating groove used for containing the plug-in component is formed in the sliding block support, the plug-in component is arranged in the locating groove, a yielding hole is formed in the sliding block support, and the connecting end is inserted into the locating groove from the yielding hole and is connected with the plug-in component in an inserting mode.

Optionally, the positioning groove is formed in one side, back to the first insertion hole, of the sliding block support, and the plug-in assembly is rotatably arranged in the positioning groove;

the plug assembly is provided with a first rotating position and a second rotating position, when the plug assembly is located at the first rotating position, the stop piece is arranged in alignment with the unlocking hole, and when the plug assembly is switched from the positioning groove to the second rotating position, the stop piece is arranged in a staggered mode with the unlocking hole.

Optionally, the one end that the hole of stepping down kept away from the constant head tank is equipped with the heavy groove that is the concave cambered surface, be formed with convex spherical surface on the connecting end, connect the plug-in components to be in first rotation position with when rotating the switching between the second rotation position, convex spherical surface with heavy groove looks laminating adaptation.

Optionally, be equipped with a plurality of convex hulls on the inner wall in the hole of stepping down, it is adjacent form between the convex hull and be used for the holding the spacing recess of link, connect the plug assembly and be in first rotation position with when rotating the switching between the second rotation position, the link is adjacent switch between the spacing recess.

Optionally, the earshell further comprises:

the sliding block base is arranged in the positioning groove, a positioning hole is formed in one side, away from the abdicating hole, of the sliding block base, and the inserting and connecting assembly is at least partially arranged in the positioning hole;

the sliding block base is provided with a fourth jack corresponding to the first jack in position, so that the connecting end can be inserted into the third jack through the first jack, and the sliding block base can be rotatably arranged in the positioning groove, so that the plug-in component can be rotationally switched between the first rotating position and the second rotating position.

Optionally, a guide hole communicated with the positioning groove is formed in the sliding block support, a guide column is arranged on the sliding block base, and the guide column is in splicing fit with the guide hole;

when the plug-in assembly is rotationally switched between the first rotating position and the second rotating position, the guide post slides along the length direction of the guide hole.

Optionally, a second elastic piece is arranged on the sliding block support, one end, far away from the sliding block base, of the guide column penetrates through the guide hole and is connected with the second elastic piece, and the second elastic piece is used for drawing the connector assembly to the first rotating position.

Optionally, a sealing ring is arranged in the fourth jack.

Optionally, connect the plug component and keep away from one side of sliding block base is equipped with the kicking block, the kicking block pass through the connecting piece with the sliding block base is connected.

According to the technical scheme, the stop piece with the locking position and the unlocking position is adopted, so that the communication between the head strip and the earshell is realized after the head strip and the plug-in components of the earshell are mutually plugged and adapted; realize the locking of the bandead spacing through the stop part that is in latched position, through switching to the unblock position with the stop part, realize the unblock of bandead to conveniently shift out the bandead from the concha, realize the dismouting and the fixed of bandead.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a headset according to an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of the attachment end of the headpiece of the present invention;

FIG. 3 is a schematic structural diagram of the assembled state of the connecting end and the earmuff according to the embodiment of the present invention;

FIG. 4 is a schematic structural diagram of an embodiment of an inner structure of an earshell according to the present invention;

FIG. 5 is a partial enlarged view of portion A of FIG. 3;

FIG. 6 is a schematic structural diagram illustrating a process of removing a stopper according to an embodiment of the present invention;

FIG. 7 is a schematic structural view of an embodiment of the connector assembly of the present invention;

FIG. 8 is a schematic structural view of the connecting end and the rotary positioning block of the present invention in an assembled state;

FIG. 9 is a schematic structural view of a rotary positioning block according to an embodiment of the present invention;

FIG. 10 is a schematic structural view of the slider holder and the connector assembly according to the present invention;

FIG. 11 is a schematic view of the connector assembly of the present invention in a second rotational position.

The reference numbers illustrate:

the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that, if directional indications (such as upper, lower, left, right, front, rear, 8230; \8230;) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components in a specific posture (as shown in the figure), the motion situation, etc., and if the specific posture is changed, the directional indications are correspondingly changed.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The invention provides a headset, which comprises a head strip 10 and earshells respectively arranged at two ends of the head strip 10, wherein the head strip 10 is provided with a connecting end 11, the connecting end 11 of the head strip 10 is connected with the earshells, so that the communication between the head strip 10 and the earshells is realized, and audio is output through the earshells. Fig. 1 to 11 are corresponding drawings of an embodiment of the present invention.

Referring to fig. 1, 2 and 3, in one embodiment, the connecting end 11 is provided with a stopping groove 12 on the outer wall thereof, and the earmuff includes: the shell 20 is provided with an accommodating cavity, and a first jack 22 communicated with the accommodating cavity is arranged on the shell 20; the plug assembly 30 is arranged in the accommodating cavity, and the connecting end 11 of the head strip 10 is inserted into the accommodating cavity from the first jack 22 and is plugged with the plug assembly 30; the stop piece 40 is arranged in the accommodating cavity in a switchable manner between a locking position and an unlocking position, and when the stop piece 40 is in the locking position, the stop piece is inserted into the stop groove 12 and used for limiting the connection end 11 to be separated from the connector assembly 30; when the stopper 40 is in the unlocking position, it exits the stopper groove 12 to release the restriction of the connection end 11 from the connector assembly 30.

The shell 20 is an external shell structure of the earshell, and a containing cavity is formed inside the shell 20 and used for containing the sound generating device. The first insertion hole 22 is a through hole penetrating through the housing 20, so that the connection end 11 of the headband 10 is inserted into the accommodation cavity.

The connector assembly 30 is adapted to be connected to and mated with the connecting end 11 of the header strip 10. The connector assembly 30 is connected with the connecting end 11 of the head strip 10 in an inserting mode. In one embodiment, one of the connector assembly 30 and the connecting end 11 of the head strip 10 is provided with a second jack 311, and the other is provided with a plug, and the plug is plugged into the second jack 311 to make the connecting end 11 and the connector assembly 30 plugged into each other, so as to realize communication between the head strip and the earshell. The second jack 311 is disposed on the connector assembly 30, and the following description will be given by way of example. The second jack 311 corresponds to the first jack 22, so that the connecting end 11 can be inserted into the second jack 311 after penetrating through the first jack 22.

The stopper 40 is movably disposed in the accommodating cavity, and when the stopper 40 relatively moves in the accommodating cavity, the stopper 40 is switched between the unlocking position and the locking position. When the connecting end 11 is plugged with the second jack 311, the stop member 40 is pushed to move towards the locking position, so that the stop member 40 is inserted into the stop groove 12, at the moment, the stop member 40 limits the axial movement of the connecting end 11, so that the connecting end 11 is locked in the accommodating cavity, the connecting end 11 is connected with the plug assembly 30, the installation and the fixation of the head strip 10 are realized, and the connecting end 11 is in communication connection with the plug assembly.

When the stopper 40 is switched to the unlocking position, the stopper 40 is withdrawn from the stopper groove 12, at this time, the stopper 40 stops the connection end 11, the connection end 11 may move relative to the patch module 30, so that the connection end 11 is separated from the patch module 30, and the connection end 11 may be drawn out from the first insertion hole 22, so that the headband 10 is separated from the earmuff, thereby realizing the detachment of the headband 10.

The stopping groove 12 is disposed on the outer wall of the connecting end 11, and when the connecting end 11 and the connector assembly 30 are plugged into each other, the stopping groove 12 corresponds to the position of the stop member 40. For positioning convenience, the stop groove 12 may be annularly disposed along the circumferential direction of the outer wall of the connection end 11, so that when the connection end 11 is inserted at any angle, the stop member 40 can be inserted into the stop groove 12. In this embodiment, the connection end may be integrally cylindrical, the stop groove 12 is an annular groove formed in the connection end, the plug on the connection end is adapted to the second jack, and when the plug and the second jack 311 are rectangular or approximately rectangular, such as a type-c interface, the stop groove 12 may be formed on two opposite sides of the connection end 11, so that when the connection end 11 is turned, the stop member 40 may also be adapted to the stop groove 12.

The installation manner of the stopper 40 in the receiving cavity can be determined according to the internal structure of the receiving cavity. In an embodiment, a first elastic element 44 is disposed in the receiving cavity, the stopper 40 is connected to the first elastic element 44, the first elastic element 44 elastically presses the stopper 40 to enable the stopper 40 to be in the locking position, and the stopper 40 is inserted into the stopping groove 12 to disable the connecting end 11 from moving axially and is limited in the receiving cavity; when the stopper 40 is pressed from the outside of the housing 20, the stopper 40 presses the first elastic member 44 to move the stopper 40 relative to the housing 20 until the stopper 40 is switched to the unlocking position, the stopper 40 is withdrawn from the stopper groove 12, and at this time, the limit of the stopper 40 on the connection end 11 is lost, and the connection end 11 can be axially removed from the connector assembly 30. In this embodiment, a through hole may be provided in the housing 20, the stopper 40 may be inserted into the through hole in the housing 20, the stopper 40 may be protruded out of the through hole when the stopper 40 is in the locking position, and the stopper 40 may be switched to the unlocking position when the stopper 40 is pressed into the through hole. An elastic portion may be provided in the housing 20, and the stopper 40 may be abutted against the elastic portion to set the stopper 40 to the locking position; when the locking mechanism needs to be switched to the unlocking position, the elastic part is pressed, so that the stopper 40 moves to the unlocking position.

Because the connecting end 11 is plugged with the plugging assembly 30, in the process of moving the stop piece 40, the connecting end 11 and the plugging assembly 30 are in a relatively connected and fixed state, and the connecting end can move relative to the plugging assembly until the stop piece 40 is switched to the unlocking position.

In one embodiment, the first elastic element 44 is disposed on the connector assembly 30, and the stopper 40 is connected to the connector assembly 30 through the first elastic element 44, so as to define the position of the stopper 40.

In another embodiment, the stopper 40 is slidably disposed in the receiving cavity, and the stopper 40 is slidably switched between the unlocking position and the locking position. Further optionally, a sliding groove 332 for limiting a sliding track of the stopper 40 is disposed on the connector assembly 30, and the sliding groove 332 is used for guiding the stopper 40, so that the stopper 40 can only be slidably switched between the unlocking position and the locking position. When the stopper 40 is installed, the first elastic member 44 may be disposed on the connector assembly 30, so that the stopper 40 is inserted into and fixed with the stopper groove 12 under the elastic force of the first elastic member 44.

Referring to fig. 2 and 3, in order to facilitate unlocking, an unlocking hole 21 is optionally formed in the housing 20, through which an unlocking device 60 is inserted into the receiving cavity to operate the stopper 40 to switch between the locking position and the unlocking position. The unlocking device 60 is used for being inserted into the accommodating cavity, the unlocking hole 21 corresponds to the position of the stop piece 40, so that after the unlocking device 60 is inserted into the accommodating cavity, the unlocking device can be abutted against the stop piece 40, the stop piece 40 is pushed to move relative to the connecting end 11, and the stop piece 40 can be moved and switched between the unlocking position and the locking position.

Referring to fig. 4, 5 and 6, when the stopper 40 is disposed on the connector assembly 30, the stopper 40 may be connected to the connector assembly 30 through the first elastic member 44, so that the stopper 40 is pushed to the locking position by the elastic force of the first elastic member 44. When the unlocking device 60 is inserted into the unlocking hole 21, the unlocking device 60 pushes the stopper 40 to move relative to the connecting end 11, and the stopper 40 presses the first elastic member 44, so that the first elastic member 44 is in a compressed state. When the stopper 40 is removed from the stopper groove 12, the connecting terminal 11 can be removed from the connector assembly 30. When the unlocking device 60 is removed, the pressure acting on the stopper 40 disappears, and the first elastic element 44 elastically pushes the stopper 40 to switch to the locking device, so that the stopper 40 is reset.

When adopting first elastic component 44 is right when stopper 40 carries out elasticity and compresses tightly and resets, can set up the inclined plane on the stopper 40, so that the link 11 with connect the plug-in adaptation each other of connecing of plug-in components 30, the link 11 can along the inclined plane motion, the link 11 passes through the inclined plane extrusion stopper 40, so that stopper 40 extrudes first elastic component 44, make stopper 40 can to the unblock position removes, and then makes stopper 40 avoids the link 11, so that the link 11 can with connect plug-in components 30 and peg graft each other. When the connection end 11 continuously moves towards the connector assembly 30, the outer wall of the connection end 11 continuously presses the stop member 40 until the stop member 40 is inserted into the stop groove 12 of the connection end 11, the stop member 40 and the stop groove 12 are locked with each other, and the connection end 11 and the connector assembly 30 are plugged into each other.

In this embodiment, when a sliding slot 332 is provided to guide the stop member 40, the sliding slot 332 corresponds to the position of the unlocking hole 21, so that when the unlocking device 60 is inserted into the accommodating cavity along the unlocking hole 21, the stop member 40 can only move along the direction formed by the sliding slot 332, so as to prevent the stop member 40 from being dislocated or falling off. The unlocking means 60 may be an unlocking pin to be inserted into the unlocking hole 21. Because the unlocking hole 21 is formed in the housing 20, an unlocking needle is used for unlocking, and the aperture of the unlocking hole 21 can be conveniently reduced.

Referring to fig. 5 and 6, in one embodiment, the sliding groove 332 is an arc-shaped groove disposed along the circumference of the connector assembly 30; the stopper 40 includes: a main body 41 disposed in the sliding groove 332, wherein the main body 41 is connected to the first elastic member 44, the main body 41 has two opposite ends, and when the stopper 40 is at the locking position, the two ends of the main body 41 are respectively located at two radial sides of the connecting end 11; a protrusion 42 provided at one end of the main body 41, the protrusion 42 being disposed toward the unlocking hole 21; and a positioning portion 43 provided at the other end of the main body 41, the unlocking device 60 being configured to abut against the protruding portion 42 to elastically switch the positioning portion 43 between the locking position and the unlocking position.

The main body 41 is generally an arc-shaped structure and is disposed around the outside of the connection end 11, and the sliding slot 332 is disposed on the connector assembly 30 for limiting the position of the stop member 40, so as to prevent the stop member 40 from moving axially along the connection end 11.

Referring to fig. 5 and 6, when the connecting terminal 11 is plugged into the connector assembly 30, the positioning portion 43 of the stopper 40 is inserted into the stopping groove 12, so that the stopper 40 is in the locking position to limit the positions of the connecting terminal 11 and the connector assembly 30. When the unlocking device 60 pushes the stopper 40 to switch to the unlocking position, the stopper 40 moves along the connecting end 11 in the radial direction until the positioning portion 43 of the stopper 40 is withdrawn from the stopping groove 12, and the connecting end 11 can be removed from the connector assembly 30.

The first elastic member is used for pushing the stopper 40 to elastically switch between the unlocking position and the locking position along the sliding groove 332. The protrusion 42 may be an end portion of the stopper 40 near the unlocking hole 21, or may be a convex hull protruding from one end of the stopper 40. The positioning portion 43 may be an end portion of the stopper 40 far from the unlocking hole 21, or may be a convex hull protruding from one end of the stopper 40. When the connecting end 11 is removed from the concha, the stop 40 returns to the condition shown in fig. 4. In manufacturing the main body 41, a slope may be provided on a side of the main body 41 facing the first insertion hole 22 for mating with the connection end 11.

Through adopting to be the arc spout 332, main part 41 be the bending form and with spout 332 shape looks adaptation, so that the link 11 with when inserting the subassembly 30 grafting, stop member 40 does not block the axial displacement of link 11. The retaining groove 12 may be a groove provided on the side of the headband 10 near the positioning portion 43, or may be an annular groove provided along the circumferential direction of the connecting end 11. In this embodiment, the stopper 40 can be completely engaged with the connector assembly 30 and can slide along the sliding groove 332, and when the unlocking device 60 is abutted to the protrusion 42 of the stopper 40 through the unlocking hole 21, the protrusion 42 moves away from the unlocking hole 21 in synchronization with the main body 41, so that the positioning portion 43 is simultaneously withdrawn from the stopper groove 12. When the stopper 40 is in the locking position, the stopper 40 is also completely accommodated in the sliding groove 332, and when the stopper 40 is slidably switched between the locking position and the unlocking position, the protrusion 42 and the main body 41 of the stopper 40 only move within the sliding range defined by the sliding groove 332, so that when the connector assembly 30 is installed in the accommodating cavity, the stopper 40 does not affect the installation of the connector assembly 30.

Referring to fig. 5, 6 and 7, in one embodiment, the connector assembly 30 is rotatably disposed in the receiving cavity. When the connection end 11 and the plug assembly 30 are plugged into each other, the connection end 11 can rotate in the accommodating cavity along with the plug assembly 30 synchronously, so that the headpiece 10 rotates along the accommodating cavity, and the relative angle between the headpiece 10 and the earshell is adjusted.

In this embodiment, the stopper 40 may be disposed on the connector assembly 30, so that the stopper 40 and the connector assembly 30 rotate synchronously. The stop 40 may be disposed within a slide slot 332 on the connector assembly 30 such that the stop 40 does not interfere with the relative rotation of the connector assembly 30. When the connecting end 11 needs to be pulled out from the connector assembly 30, the connector assembly 30 is rotated to unlock the protrusion 42 of the stopper 40 after the protrusion corresponds to the unlocking hole 21 of the housing 20.

In another embodiment, the stop member 40 is disposed on the housing 20 and outside the connector assembly 30, and the stop groove 12 is a circumferential annular groove along the connecting end 11, and the stop member 40 is stationary relative to the connecting end 11 when the connecting end 11 rotates with the connector assembly 30. The stopper 40 is relatively moved on the housing 20 to switch between the unlock position and the lock position.

Referring to fig. 4 and 8, in an embodiment, the connecting end 11 is provided with a concave limiting surface 13, the plug-in module 30 is provided with a convex limiting surface 335, and when the connecting end 11 is plugged into the plug-in module 30, the convex limiting surface 335 is used for limiting the relative rotation between the connecting end 11 and the plug-in module 30 when abutting against the concave limiting surface 13. When the connection end 11 and the connector assembly 30 are inserted and fitted with each other, the concave limiting surface 13 and the convex limiting surface 335 are abutted against each other, so that the connector assembly 30 also synchronously rotates when the connection end 11 relatively rotates.

Spacing concave surface 13 can be for setting up plane on the link 11 periphery, also can be other shapes, with spacing convex part 335 looks adaptation, work as spacing concave surface 13 with when spacing convex part 335 mutual butt, link 11 can not be relative connect and insert subassembly 30 and rotate.

Further optionally, the connector assembly 30 comprises: the connector 31 is rotatably arranged in the accommodating cavity, the connecting end 11 is inserted into the accommodating cavity from the first jack 22, one of the connector 31 and the connecting end 11 is provided with a second jack 311, and the other is provided with a plug which is plugged with the second jack 311. The connecting end 11 and the connector 31 are mutually inserted and matched, and when the connecting end 11 rotates relative to the shell 20, the connector 31 synchronously rotates. The connector 31 may be used as a sound module or may be used to connect a sound module. The stopper 40 may be provided on the connector 31 or may be provided on an inner wall of the housing 20. The limit projection 335 may be provided on the connector 31 so that the connector 31 can rotate in synchronization with the connection end 11.

Referring to fig. 8 and 9, further optionally, the connector assembly 30 further comprises: the rotary positioning block 33 is rotatably arranged in the accommodating cavity and is arranged close to the first jack 22, the connector 31 is fixedly connected with one end of the rotary positioning block 33, which is far away from the first jack 22, and the stop piece 40 is arranged on the rotary positioning block 33; the rotary positioning block 33 is provided with a third insertion hole 331, and the connection end 11 is inserted into the accommodation cavity from the first insertion hole 22, and penetrates through the third insertion hole 331 to be inserted into the connector 31.

The third insertion hole 331 is a through hole penetrating through the rotary positioning block 33, and is used for inserting the connection end 11 into the second insertion hole 311 from the first insertion hole 22. The rotary positioning block 33 is rotatably arranged in the accommodating cavity, and the connector 31 is connected with the rotary positioning block 33 to form an integral structure. The sliding groove 332 and the first elastic member 44 may be disposed on the rotation positioning block 33 such that the stopper 40 is disposed on the rotation positioning block 33.

The rotary positioning block 33 is used for supporting the connector 31 so that the connector 31 can rotate relative to the housing 20. When the stopper 40 is disposed on the rotary positioning block 33, the stopper 40 does not occupy the space of the connector 31, so that the connector 31 has enough space for disposing the sound module.

The limit protrusion 335 is disposed on the rotary positioning block 33, and since the connector 31 is fixedly connected to the rotary positioning block 33, the connector 31 can also rotate synchronously when the rotary positioning block 33 rotates relatively. After the connection end 11 penetrates through the third insertion hole 331, only a plug portion of the connection end 11 is matched with the connector 31, the limit convex portion is arranged in the third insertion hole of the rotary positioning block, and the limit concave surface of the connection end and the limit convex portion of the rotary positioning block are limited mutually. When the stopper 40 is in the locking position, the stopper 40 limits the axial movement of the connecting end 11, and the second insertion hole 311 limits the radial movement of the connecting end 11, so that the connecting end 11 and the connector 31 are kept in a relatively static state, thereby ensuring an effective connection state of the connector 31 and the connecting end 11.

Referring to fig. 7, 8 and 9, the rotary positioning block 33 and the connector 31 may be clamped, screwed or connected with each other. In this embodiment, optionally, one of the end of the rotary positioning block 33 away from the first insertion hole 22 and the connector 31 is provided with a second limiting member 334, and the other is provided with a second limiting groove 312, and the second limiting member 334 is embedded in the second limiting groove 312.

For example, the second limiting member 334 is disposed on the rotating and positioning block 33, the second limiting slot 312 is disposed on the connector 31, the second limiting member 334 may be a convex hull protruding from the rotating and positioning block 33, and the second limiting slot 312 and the second limiting member 334 are engaged with each other, so that the rotating and positioning block 33 and the connector 31 are fixed to each other, and the relative rotation between the connector 31 and the rotating and positioning block 33 is prevented. When the second position-limiting element 334 is engaged with the second position-limiting groove 312, the connector 31 and the rotation positioning block 33 may be connected to each other by a screw or the like.

Referring to fig. 10, in an embodiment, the earshell further includes: the sliding block support 50 is arranged in the accommodating cavity, a positioning groove 51 used for accommodating the plug-in assembly 30 is formed in the sliding block support 50, the plug-in assembly 30 is arranged in the positioning groove 51, a yielding hole 52 is formed in the sliding block support 50, and the connecting end 11 is inserted into the positioning groove 51 and is connected with the plug-in assembly 30 in an inserting mode through the yielding hole 52.

Referring to fig. 3 and 4, the sliding block bracket 50 is disposed in the accommodating cavity for limiting the position of the connector assembly 30. The receding hole 52 is a through hole arranged on the sliding block bracket 50, and is matched with the position of the first insertion hole 22. When the connector assembly 30 is a rotatable structure, the connector assembly 30 rotates relatively in the positioning groove 51 formed by the sliding block bracket 50.

When the connector assembly 30 is formed by combining the rotary positioning block 33 and the connector 31, the rotary positioning block 33 and the connector assembly 30 are fixedly connected to each other, and the stopper 40 may be disposed on the rotary positioning block 33. The sliding block bracket 50 is used to limit the relative position of the connector assembly 30 in the receiving cavity. The shape of the positioning groove 51 is adapted to the shape of the connector assembly 30, so that the connector assembly 30 can be relatively adjusted in the positioning groove 51. When the plug-in assembly 30 is completely located in the positioning groove 51, a through hole corresponding to the protruding portion 42 of the stopper 40 is provided on the sliding block bracket 50, so that the unlocking device 60 can penetrate through the unlocking hole 21 and the sliding block bracket 50 to drive the stopper 40 to move and switch between the unlocking position and the locking position.

In this embodiment, the sliding block bracket 50 may be an independent structure disposed in the accommodating cavity and used for limiting the position of the plug-in component 30, the sliding block bracket 50 is assembled in the accommodating cavity, and the positioning groove 51 is formed on the sliding block bracket 50. The sliding block bracket 50 may also be integrally disposed with the outer shell 20, and the thickness of the side of the outer shell 20 where the first insertion hole 22 is disposed is increased to form the sliding block bracket 50 in the accommodating cavity.

Referring to fig. 5 and 11, in order to adjust the angle of the ear shell as required, optionally, the positioning groove 51 is disposed on a side of the sliding block bracket 50 facing away from the first insertion hole 22, and the plug-in component 30 is rotatably disposed in the positioning groove 51; the plug assembly 30 is provided with a first rotating position and a second rotating position, when the assembly of the connector 31 is located at the first rotating position, the stop piece 40 is arranged in alignment with the unlocking hole 21, and when the plug assembly 30 is switched to the second rotating position, the stop piece 40 is arranged in a staggered manner with the unlocking hole 21. The connector assembly 30 is shown in the first rotational position in FIG. 5, and the connector assembly 30 is shown in the second rotational position in FIG. 11.

When the connector assembly 30 is rotationally switched between the first rotational position and the second rotational position, the connecting end 11 rotates synchronously with the connector assembly 30, and the housing 20 and the sliding block bracket 50 are kept in a fixed state, so that the angle between the connecting end 11 and the housing 20 is relatively changed. By adjusting the relative angle between the connecting end 11 and the shell 20, the angle adjustment between the headband 10 and the earmuff can be realized.

In order to limit the rotation angle of the connector assembly 30, in this embodiment, optionally, a plurality of convex hulls 54 are disposed on the inner wall of the receding hole 52, a limiting groove for accommodating the connection end 11 is formed between adjacent convex hulls 54, and when the connector assembly 30 is rotated and switched between the first rotation position and the second rotation position, the connection end 11 is switched between adjacent limiting grooves. The convex hull 54 separates the inner wall of the abdicating hole 52 to form multiple sections, when the connector assembly 30 rotates and switches along the positioning groove 51 between the first rotating position and the second rotating position, when the connecting end 11 enters one limiting groove, the convex hull 54 limits the relative movement of the connecting end 11, so that the connecting end 11 is clamped in the limiting groove, so that the connecting end 11 is limited at a specific angle.

Referring to fig. 4, taking the example that two convex hulls 54 are disposed in the abdicating hole 52, the two convex hulls 54 separate the abdicating hole 52 into three limiting grooves, which are a first groove, a second groove and a third groove, respectively, when the plug-in assembly 30 is in the first rotation position, the connecting end 11 is clamped in the first groove, and when the plug-in assembly 30 is switched to the second rotation position, the connecting end 11 is clamped in the third groove. In this embodiment, the difference between the first groove and the third groove may be limited to 15 °, and when the connector assembly 30 is rotated into the corresponding limiting groove, the relative angle of the connecting end 11 may be determined.

Referring to fig. 5, in an embodiment, a concave arc-shaped sinking groove 53 is disposed at an end of the receding hole 52 away from the positioning groove 51, a convex spherical surface 14 is formed on the connecting end 11, and when the plug-in assembly 30 is rotationally switched between the first rotational position and the second rotational position, the convex spherical surface 14 fits the sinking groove 53. When the plug-in component 30 is rotationally switched between the first rotational position and the second rotational position along the positioning groove, the plug-in component 30 rotates around the center of the convex spherical surface 14, and the convex spherical surface 14 can limit the plug-in component 30 to move in a direction away from the first insertion hole 22, so that the plug-in component 30 can only be switched in the positioning groove 51. In this embodiment, when the connection end 11 and the connector assembly 30 are inserted into each other, the convex spherical surface 14 and the concave surface of the concave groove 53 are attached to each other to show that the connection end 11 is inserted into a predetermined position.

Referring to fig. 4, 5 and 6, in an embodiment, the earmuff further includes: the sliding block base 57 is arranged in the positioning groove 51, a positioning hole 571 is arranged on one side of the sliding block base 57, which is far away from the abdicating hole 52, and the plug-in component 30 is at least partially arranged in the positioning hole 571; the sliding block base 57 is provided with a fourth insertion hole 572 corresponding to the first insertion hole 22, so that the connection end 11 is inserted into the third insertion hole 331 through the first insertion hole 22, and the sliding block base 57 is rotatably disposed in the positioning groove 51, so that the plug-in component 30 is rotatably switched between the first rotation position and the second rotation position. The sliding block base 57 is used for limiting the position of the rotary positioning block 33, so as to limit the position of the rotary positioning block 33. When the rotary positioning block 33 is connected and fixed with the sliding block base 57, the sliding block base 57 rotates relatively in the positioning groove 51, so that the rotary positioning block 33 and the plug-in component 30 rotate synchronously.

The positioning hole 571 is a hole recessed in the sliding block base 57, and when the stopper 40 is completely covered in the positioning hole 571, a through hole corresponding to the position of the protruding portion 42 of the stopper 40 is provided in the sliding block base 57, so that the unlocking device 60 can abut against the protruding portion 42 of the stopper 40.

The fourth jack 572 corresponds to the third jack 331 and the first jack 22, so that the connection end 11 can sequentially penetrate through the first jack 22, the fourth jack 572 and the third jack 331 and then be inserted into the connector 31.

Since the connection end 11 is directly inserted into the sliding block base 57 through the fourth insertion hole 572, a sealing ring 574 may be disposed on an inner wall of the fourth insertion hole 572 to seal a gap between the fourth insertion hole 572 and the connection end 11.

Optionally, a top block 32 is disposed on a side of the connector assembly 30 away from the sliding block base 57, and the top block 32 is connected with the sliding block base 57 through a connecting member. When the top block 32 with sliding block base 57 interconnect, connect and connect the subassembly 30 by spacing the top block 32 with between the sliding block base 57 to the messenger is right connect the subassembly 30 to carry on spacingly, will connect the subassembly 30 restriction in predetermineeing the within range, prevent connect the subassembly 30 to drop.

When the connector assembly 30 is rotatably disposed in the accommodating cavity, the connector assembly 30 is rotatably connected to the sliding block base 57. In an embodiment of the present invention, one of the sliding block base 57 and the rotation positioning block 33 is provided with a first limiting member 333, and the other is provided with a first limiting groove 573, and the first limiting member 333 is engaged in the first limiting groove 573. For example, the first limiting groove 573 is disposed on the sliding block base 57, the first limiting member 333 is disposed on the rotary positioning block 33, the first limiting groove 573 is an annular groove, when the first limiting member 333 is inserted into the first limiting groove 573, the plug-in component 30 is rotated, and the first limiting member 333 slides along a track formed by the first limiting groove 573, so that the plug-in component 30 rotates relative to the sliding block base 57. In this embodiment, the first limiting groove 573 can be used to limit the maximum rotation angle of the connector assembly 30, and the connector assembly 30 can rotate within the range defined by the first limiting groove 573 by setting the length of the first limiting groove 573. In this embodiment, taking the state shown in FIG. 1 as an example, it can be defined that the connector assembly 30 can rotate clockwise by 20 ° or counterclockwise by 90 ° around the axis of the connecting terminal 11.

In this embodiment, taking the example that the connector assembly 30 includes the rotary positioning block 33 and the connector 31, when the connecting end 11 is provided with the limiting concave surface 13, the connecting end 11 and the connector 31 are inserted into each other, the limiting concave surface 13 is completely matched with the rotary positioning block 33, and the part where the connecting end 11 is matched with the sliding block base 57 is sealed by the sealing ring 574 in the fourth insertion hole 572.

In this embodiment, optionally, a guide hole 56 communicating with the positioning slot 51 is formed in the sliding block support 50, a guide post 575 is formed on the sliding block base 57, and the guide post 575 is inserted into and fitted with the guide hole 56; when the connector assembly 30 is rotationally switched between the first rotational position and the second rotational position, the guide pins 575 slide along the length direction of the guide holes 56. When the sliding block base 57 slides relatively in the positioning groove 51, the guiding columns 575 and the guiding holes 56 cooperate with each other to limit the moving track of the sliding block base 57, so that the sliding block is rotationally switched between the first rotational position and the second rotational position according to a preset track.

Further optionally, a second elastic element 55 is arranged on the sliding block bracket 50, one end of the guide post 575, which is far away from the sliding block base 57, penetrates through the guide hole 56 and is connected with the second elastic element 55, and the second elastic element 55 is used for pulling the sliding block base 57 and the plug-in component 30 to the first rotation position synchronously. When the sliding block base 57 is in the first rotation position, the traction force of the second elastic member 55 on the sliding block base 57 is minimal, so that the sliding block base 57 has a tendency to switch to the first rotation position. When the hole of stepping down 52 is provided with the convex closure 54, the second elastic member 55 can play the right slide block base 57 is spacing effect, so that the headphone is in a normal use state, and the earmuff can have a trend of keeping at a preset angle.

Claims

1. The utility model provides a headphone, includes the headset and locates respectively the earlap at headset both ends, the headset has the link, be equipped with the locking groove on the outer wall of link, its characterized in that, the earlap includes:

the stop piece is arranged in the accommodating cavity in a switchable manner between a locking position and an unlocking position, and is inserted into the stop groove when being in the locking position so as to limit the connection end from being separated from the connector assembly; when the stop piece is positioned at the unlocking position, the stop piece is withdrawn from the stop groove and used for releasing the separation limit of the connecting end and the connector assembly;

the shell is provided with an unlocking hole for inserting an unlocking device into the accommodating cavity so as to operate the stop piece to switch between the locking position and the unlocking position;

the plug-in component is provided with a first elastic piece, one end, far away from the unlocking hole, of the stop piece is connected with the first elastic piece, and the unlocking device drives the stop piece to be elastically switched between the locking position and the unlocking position.

2. The headphone of claim 1 wherein the connector assembly has a sliding slot, and the stop member is disposed in the sliding slot, and the sliding slot is used to guide the sliding movement of the stop member between the locking position and the unlocking position.

3. The headphone of claim 2 wherein the sliding slot is an arcuate slot disposed circumferentially along the plug assembly; the stopper includes:

the main body is arranged in the sliding groove, the main body is connected with the first elastic piece, the main body is provided with two opposite ends, and when the stop piece is positioned at the locking position, the two ends of the main body are respectively positioned at two sides of the connecting end in the radial direction;

the positioning part is arranged at the other end of the main body, and the unlocking device is used for being abutted to the protruding part so that the positioning part can be elastically switched between the locking position and the unlocking position.

4. The headphone according to any one of claims 1 to 3, wherein the stopper groove is annularly provided along a circumferential direction of the connection end.

5. The headset of claim 4, wherein the connector assembly is rotatably disposed in the receiving cavity.

6. The headset according to claim 5, wherein the connecting end has a concave limiting surface, the connector assembly has a convex limiting surface, and the convex limiting surface is used to limit the relative rotation of the connecting end and the connector assembly when the connecting end is connected to the connector assembly and the concave limiting surface abuts against the convex limiting surface.

7. The headset of claim 5, wherein the connector assembly comprises:

8. The headset of claim 7, wherein the jack assembly further comprises:

9. The headset according to claim 8, wherein one of the end of the rotary positioning block away from the first jack and the connector is provided with a second limiting member, and the other end of the rotary positioning block is provided with a second limiting groove, and the second limiting member is embedded in the second limiting groove.

10. The headset of claim 8, wherein the earshell further comprises:

the sliding block support is arranged in the containing cavity, the sliding block support is provided with a locating groove used for containing the plug-in component, the plug-in component is arranged in the locating groove, the sliding block support is provided with a yielding hole, and the connecting end is inserted into the locating groove from the yielding hole and is connected with the plug-in component in an inserting mode.

11. The headphone of claim 10, wherein the positioning groove is disposed on a side of the sliding block support facing away from the first insertion hole, and the connector assembly is rotatably disposed in the positioning groove;

connect the plug assembly to have first rotation position and second rotation position, connect the plug assembly to be in when first rotation position, the stop part with set up in alignment of the lockhole of separating, connect the plug assembly to follow the constant head tank to when the second rotation position switches, the stop part with the setting of staggering each other of lockhole of separating.

12. The headphone of claim 11, wherein the end of the receding hole away from the positioning groove is provided with a sunken groove having a concave arc surface, the connecting end is formed with a convex spherical surface, and when the plug-in assembly is rotationally switched between the first rotational position and the second rotational position, the convex spherical surface is fitted and adapted with the sunken groove.

13. The headphone as claimed in claim 11, wherein the inner wall of the recess hole has a plurality of protrusions, a retaining groove is formed between adjacent protrusions for receiving the connecting end, and when the connector assembly is rotated between the first rotation position and the second rotation position, the connecting end is switched between adjacent retaining grooves.

14. The headset of claim 11, wherein the earshell further comprises:

the sliding block base is provided with a fourth jack corresponding to the first jack in position, so that the connecting end is inserted into the third jack through the first jack, and the sliding block base is rotatably arranged on the positioning groove, so that the plug-in component is in rotating switching between the first rotating position and the second rotating position.

15. The headphone as claimed in claim 14, wherein the sliding block bracket is provided with a guide hole communicating with the positioning groove, the sliding block base is provided with a guide post, and the guide post is inserted into the guide hole;

when the plug-in assembly is switched in a rotating mode between the first rotating position and the second rotating position, the guide post slides along the length direction of the guide hole.

16. The headphone as claimed in claim 15, wherein the sliding block support is provided with a second elastic member, one end of the guiding column away from the sliding block base extends through the guiding hole and is connected with the second elastic member, and the second elastic member is used for drawing the connector assembly to the first rotation position.

17. A headphone as claimed in claim 14, wherein a sealing ring is provided in the fourth jack.

18. The headphone of claim 14 wherein a top block is provided on a side of the connector assembly remote from the sliding block base, the top block being connected to the sliding block base by a connector.